Usar "dependance" en una oración

1. At scarce thirty he had already reduced his strength of appetite down to a wretched dependance on forced provocatives, very little seconded by the natural power of a body jaded, and racked off to the less by constant repeated over draughts of pleasure, which had done the work of sixty winters on his springs of live: leaving him at the same time all the fire and head of youth in his imagination, which served at once to torment and spur him down the precipice